{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["country of birth", "founded by", "state or provinces of residence", "countries of residence"], "input": "His grandfather  Alexander Mitchell  a Scotsman was the wealthiest person in Wisconsin for his generation and established what became the  Milwaukee  Road along with the Marine Bank of Wisconsin ."}
{"country of birth": [], "founded by": [], "state or provinces of residence": [], "countries of residence": []}